VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
B/cfht
 CADC origin Log of CFHT Exposures (CADC, 1979-)
ReadMe+ftp
Similar Catalogs
Post annotation 		img(gal)
1.B/cfht/obscoreThe CFHT Observation logs (original column names in green) (3048767 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
Standard Original
ShowSortColumn  Constraint Explain   (UCD)
  obs_publisher_did (char) publisher dataset identifier (meta.id;meta.dataset)
  obs_collection (char) short name for the data colection (meta.id;meta.dataset)
  facility_name (char) (n)telescope name (meta.id;instr.tel)
  instrument_name (char) instrument name (meta.id;instr)
  obs_id (char) internal dataset identifier (meta.id;meta.dataset)
  dataproduct_type (char) type of product (meta.note)
  calib_level  (n) calibration level (phot.calib;arith.zp)
  obs_release_date s (n)timestamp of date the data becomes publicly available (time.epoch)
  target_name (char) (n)name of intended target (meta.id)
  RAJ2000 deg (n)(i) right ascension of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (n)(i) declination of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  s_fov  (n) size of the region covered, ∼diameter of minimum bounding circle (instr.fov;instr.pixel)
  s_region (char) (n)region bounded by observation (obs.field)
  s_resolution  (n) typical spatial resolution (pos.angResolution)
  s_xel1  (n) dimensions (number of pixels) along one spatial axis (meta.number)
  s_xel2  (n) dimensions (number of pixels) along the other spatial axis (meta.number)
  t_min d (n) start time of observation (MJD) (t_min) (time.epoch)
  t_max d (n) end time of observation (MJD) (t_max) (time.epoch)
  t_exptime s (n) exposure time of observation (time.expo)
  t_resolution  (n) typical temporal resolution (time.resolution)
  t_xel  (n) dimensions (number of pixels) along the time axis (time.scale)
  em_min m (n) start spectral coordinate value (instr.bandpass)
  em_max m (n) stop spectral coordinate value (instr.bandpass)
  em_res_power  (n) typical spectral resolution (spect.resolution)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  em_xel  (n) dimensions (number of pixels) along the energy axis (phys.size)
  em_ucd (char) (n)UCD describing the spectral axis (meta.number)
  pol_states (char) (n)polarization states present in the data (phys.polarization)
  pol_xel  (n) dimensions (number of pixels) along the polarization axis (phys.size)
  o_ucd (char) UCD describing the observable axis (pixel values) (meta.number)
  access_url (char) URL to download the data (meta.ref.url)
  access_format (char) format of the data file (meta.note)
  access_estsize  (n) estimated size of the download (meta.number)
  core_id (char) (i) primary key (meta.id.part;meta.main)
  lastModified s (n)(i) timestamp of last modification of the metadata UTC (UTC) (lastmodified) (time.epoch)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
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